Changing screen sizes from menu for A20 with legacy kernels

debian-config-jobs

@@ -143,24 +143,32 @@ function jobs ()
 	#
 	"Display" )
 		# show display modes menu
-		get_h3modes
-		dialog --title " Display output type " --colors --help-button --help-label "Back" --no-label "DVI" --yes-label "HDMI" \
-		--backtitle "$BACKTITLE" --yesno "\nIn case you use an HDMI-to-DVI converter choose DVI!" 7 57
-		output_type=$?
-		if [[ $output_type = 0 || $output_type = 1 ]]; then
-
-			if [[ $output_type = 0 ]]; then
-				display_cmd="h3disp -m $SCREEN_RESOLUTION";
-				else
-				display_cmd="h3disp -m $SCREEN_RESOLUTION -d";
-			fi
+		if [[ -f /usr/bin/h3disp ]]; then
+			# h3 boards
+			get_h3modes
+			dialog --title " Display output type " --colors --help-button --help-label "Back" --no-label "DVI" --yes-label "HDMI" \
+			--backtitle "$BACKTITLE" --yesno "\nIn case you use an HDMI-to-DVI converter choose DVI!" 7 57
+			output_type=$?
+			if [[ $output_type = 0 || $output_type = 1 ]]; then
+				if [[ $output_type = 0 ]]; then
+					display_cmd="h3disp -m $SCREEN_RESOLUTION";
+					else
+					display_cmd="h3disp -m $SCREEN_RESOLUTION -d";
+				fi
+
 
-			dialog --title " Display resolution " --colors --no-label "Back" --backtitle "$BACKTITLE" --yesno \
-			"\nSetting new screen mode.\n\nExecuting \Z1$display_cmd\Z0 and reboot?   " 9 56
-			if [[ $? = 0 ]]; then
-				eval $display_cmd > /dev/null
-				reboot
 			fi
+		else
+			# a20 boards
+			get_a20modes
+			display_cmd="sed -i \"s/^disp_mode=.*/disp_mode=$SCREEN_RESOLUTION/\" /boot/armbianEnv.txt";
+		fi
+
+		dialog --title " Display resolution " --colors --no-label "Back" --backtitle "$BACKTITLE" --yesno \
+		"\nSwitching to \Z1$SCREEN_RESOLUTION\Z0 and reboot?" 7 42
+		if [[ $? = 0 ]]; then
+			eval $display_cmd > /dev/null
+			reboot
 		fi
 	;;
 

debian-config-submenu

@@ -348,6 +348,33 @@ function aval_kernel ()
 }
 
 
+#-----------------------------------------------------------------------------------------------------------------------------------------#
+# select video modes for a10 and a20
+#
+function get_a20modes ()
+{
+	IFS=$'\r'
+	GLOBIGNORE='*'
+	SCREEN_RESOLUTION=("1920x1080p60" "1280x720p60" "1920x1080p50" "1280x1024p60" "1024x768p60" "800x600p60" "640x480p60" "1360x768p60" "1440x900p60" "1680x1050p60")
+	local LIST=()
+	for i in "${SCREEN_RESOLUTION[@]}"
+	do
+			LIST+=( "${i[0]//[[:blank:]]/}" "" )
+	done
+	LIST_LENGHT=$((${#LIST[@]}/2));
+	#echo $LIST_LENGHT
+	#exit
+	if [ "$LIST_LENGHT" -eq 1 ]; then
+			SCREEN_RESOLUTION=${SCREEN_RESOLUTION[0]}
+	else
+			exec 3>&1
+			SCREEN_RESOLUTION=$(dialog --nocancel --backtitle "$BACKTITLE" --no-collapse \
+			--title "Select video mode" --clear --menu "" $((6+${LIST_LENGHT})) 25 $((1+${LIST_LENGHT})) "${LIST[@]}" 2>&1 1>&3)
+			exec 3>&-
+	fi
+}
+
+
 #-----------------------------------------------------------------------------------------------------------------------------------------#
 # select video modes for h3
 #
@@ -707,7 +734,7 @@ while true; do
 	[[ -f /usr/bin/bin2fex && "$LINUXFAMILY" = sun*i && "$BRANCH" = "default" ]] && LIST+=( "Fexedit" "Board (fex) settings editor" )
 	if [[ -n $(dpkg -l | grep linux-headers) ]]; then LIST+=( "Headers" "Remove kernel headers" ); else \
 	LIST+=( "Headers" "Install kernel headers" ); fi
-	[[ -f /usr/bin/h3disp && "$LINUXFAMILY" = "sun8i" && "$BRANCH" = "default" && \
+	[[ "$LINUXFAMILY" = sun*i && "$BRANCH" = "default" && \
 	-n $(bin2fex </boot/script.bin 2>/dev/null | grep -w "hdmi_used = 1") ]] && LIST+=( "Display" "set the display resolution" )
 
 	# count number of menu items to adjust window sizee